The new Whizzer professional teeth whitening strips offer you a sparkling white smile anywhere at anytime. How To Use: Use them while taking a shower, driving to work, going shopping! The thin transparent strips dissolve on your teeth while whitening them in just 5 to 10 minutes and are practically invisible. The Whizzer strips contain the same ingredients used by dentists and are clinically proven to be safe and effective. These professional, invisible whitening strips give you the chance to whiten on the go with fantastic whitening results.